87342040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:856

約数の個数: 64

約数和(自身を含む): 206841600

約数和(自身を除く): 119499560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 139, 184, 230, 278, 460, 556, 683, 695, 920, 1112, 1366, 1390, 2732, 2780, 3197, 3415, 5464, 5560, 6394, 6830, 12788, 13660, 15709, 15985, 25576, 27320, 31418, 31970, 62836, 63940, 78545, 94937, 125672, 127880, 157090, 189874, 314180, 379748, 474685, 628360, 759496, 949370, 1898740, 2183551, 3797480, 4367102, 8734204, 10917755, 17468408, 21835510, 43671020, 87342040]

約数ペア:

[(1, 87342040), (2, 43671020), (4, 21835510), (5, 17468408), (8, 10917755), (10, 8734204), (20, 4367102), (23, 3797480), (40, 2183551), (46, 1898740), (92, 949370), (115, 759496), (139, 628360), (184, 474685), (230, 379748), (278, 314180), (460, 189874), (556, 157090), (683, 127880), (695, 125672), (920, 94937), (1112, 78545), (1366, 63940), (1390, 62836), (2732, 31970), (2780, 31418), (3197, 27320), (3415, 25576), (5464, 15985), (5560, 15709), (6394, 13660), (6830, 12788)]